统计目录（包含子目录）下所有word文档页码数

提醒：使用poi3.7类库，下载相关jar包，java工程build path添加jar包引用

package com.smi.wordpage.tool;

import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

import org.apache.poi.POIXMLDocument;
import org.apache.poi.xwpf.usermodel.XWPFDocument;

public class WordPageGetter {

	/**
	 * @param args
	 */
	public static int sumpage=0;
	
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		WordPageGetter wpg =new WordPageGetter();
		List<String> lstFileNames=wpg.getListFiles("E://验收文档141219","docx",true);
		XWPFDocument docx;
		try {
			for(int i=0;i<lstFileNames.size();i++){
				docx = new XWPFDocument(POIXMLDocument.openPackage(lstFileNames.get(i)));
				int pages = docx.getProperties().getExtendedProperties().getUnderlyingProperties().getPages();//总页数
			  //  int wordCount = docx.getProperties().getExtendedProperties().getUnderlyingProperties().getCharacters();// 忽略空格的总字符数 另外还有getCharactersWithSpaces()方法获取带空格的总字数。        
			    System.out.println (lstFileNames.get(i)+"   pages=" + pages );
			    sumpage+=pages;
			    docx=null;
			}
			System.out.println ("目录下文档总页数 = " + sumpage );
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		
		

	       
	}
	
	//获取目录（包括子目录）下所有suffix类型文件的完整路径   目录，类型，是否查询子目录
	 public  List<String> getListFiles(String path, String suffix, boolean isdepth) {  
		  List<String> lstFileNames = new ArrayList<String>();  
		  File file = new File(path);  
		  return listFile(lstFileNames, file, suffix, isdepth);  
		 }  
		  
	 private  List<String> listFile(List<String> lstFileNames, File f, String suffix, boolean isdepth) {  
	  // 若是目录, 采用递归的方法遍历子目录    
	  if (f.isDirectory()) {  
		   File[] t = f.listFiles();  
		     
		   for (int i = 0; i < t.length; i++) {  
		    if (isdepth || t[i].isFile()) {  
		     listFile(lstFileNames, t[i], suffix, isdepth);  
		    }  
		   }     
	  } else {  
		  
		   String filePath = f.getAbsolutePath();     
		   if (!suffix.equals("")) {  
		    int begIndex = filePath.lastIndexOf(".");  
		    String tempsuffix = "";  
		  
		    if (begIndex != -1) {  
		     tempsuffix = filePath.substring(begIndex + 1, filePath.length());  
		     if (tempsuffix.equals(suffix)) {  
		      lstFileNames.add(filePath);  
		     }  
		    }  
		   } else {  
		    lstFileNames.add(filePath);  
		   }  
		   //System.out.println(filePath);
	  }  
	  return lstFileNames;  
	 } 
	
	
	
	

}